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<FONT color="green">001</FONT>    <a name="line.1"></a>
<FONT color="green">002</FONT>    package org.hackystat.ui.sensordataviewer.server;<a name="line.2"></a>
<FONT color="green">003</FONT>    <a name="line.3"></a>
<FONT color="green">004</FONT>    import java.net.URL;<a name="line.4"></a>
<FONT color="green">005</FONT>    import java.util.ArrayList;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.util.List;<a name="line.6"></a>
<FONT color="green">007</FONT>    import java.util.StringTokenizer;<a name="line.7"></a>
<FONT color="green">008</FONT>    import java.util.jar.Attributes;<a name="line.8"></a>
<FONT color="green">009</FONT>    import java.util.jar.Manifest;<a name="line.9"></a>
<FONT color="green">010</FONT>    <a name="line.10"></a>
<FONT color="green">011</FONT>    import javax.xml.datatype.XMLGregorianCalendar;<a name="line.11"></a>
<FONT color="green">012</FONT>    <a name="line.12"></a>
<FONT color="green">013</FONT>    import com.google.gwt.user.server.rpc.RemoteServiceServlet;<a name="line.13"></a>
<FONT color="green">014</FONT>    <a name="line.14"></a>
<FONT color="green">015</FONT>    import org.hackystat.sensorbase.client.SensorBaseClient;<a name="line.15"></a>
<FONT color="green">016</FONT>    import org.hackystat.sensorbase.client.SensorBaseClientException;<a name="line.16"></a>
<FONT color="green">017</FONT>    import org.hackystat.utilities.tstamp.Tstamp;<a name="line.17"></a>
<FONT color="green">018</FONT>    import org.hackystat.sensorbase.resource.sensordata.jaxb.Property;<a name="line.18"></a>
<FONT color="green">019</FONT>    import org.hackystat.sensorbase.resource.sensordata.jaxb.SensorData;<a name="line.19"></a>
<FONT color="green">020</FONT>    import org.hackystat.sensorbase.resource.sensordata.jaxb.SensorDataIndex;<a name="line.20"></a>
<FONT color="green">021</FONT>    import org.hackystat.sensorbase.resource.sensordata.jaxb.SensorDataRef;<a name="line.21"></a>
<FONT color="green">022</FONT>    import org.hackystat.ui.sensordataviewer.client.common.RPCException;<a name="line.22"></a>
<FONT color="green">023</FONT>    import org.hackystat.ui.sensordataviewer.client.common.RPCRemoteService;<a name="line.23"></a>
<FONT color="green">024</FONT>    <a name="line.24"></a>
<FONT color="green">025</FONT>    /**<a name="line.25"></a>
<FONT color="green">026</FONT>     * Provides remote asynchronous service for fetching sensor data.<a name="line.26"></a>
<FONT color="green">027</FONT>     * @author David J. Nickles<a name="line.27"></a>
<FONT color="green">028</FONT>     */<a name="line.28"></a>
<FONT color="green">029</FONT>    public class RPCServiceImpl extends RemoteServiceServlet implements RPCRemoteService {<a name="line.29"></a>
<FONT color="green">030</FONT>    <a name="line.30"></a>
<FONT color="green">031</FONT>      /** {@literal} Class variables for serialized object id. */<a name="line.31"></a>
<FONT color="green">032</FONT>      private static final long serialVersionUID = 11121936L;<a name="line.32"></a>
<FONT color="green">033</FONT>      /** The sensor properties instance. */<a name="line.33"></a>
<FONT color="green">034</FONT>      private Properties sensorProperties; <a name="line.34"></a>
<FONT color="green">035</FONT>        <a name="line.35"></a>
<FONT color="green">036</FONT>      /**<a name="line.36"></a>
<FONT color="green">037</FONT>       * Creates an array of strings for the sensor data instance in the SensorData instance.<a name="line.37"></a>
<FONT color="green">038</FONT>       * @param sensordata A JAXB unmarshalled SensorData instance<a name="line.38"></a>
<FONT color="green">039</FONT>       * @return String A formatted line of sensor data attributes of sensor data to present in the UI<a name="line.39"></a>
<FONT color="green">040</FONT>       * @throws Exception thrown if problems occur during the Sensorbase procedure call<a name="line.40"></a>
<FONT color="green">041</FONT>       */<a name="line.41"></a>
<FONT color="green">042</FONT>      private ArrayList&lt;String&gt; formatSensordata(SensorData sensordata) throws Exception {<a name="line.42"></a>
<FONT color="green">043</FONT>        ArrayList&lt;String&gt; list = new ArrayList&lt;String&gt;();<a name="line.43"></a>
<FONT color="green">044</FONT>        list.add(SimpleDateFactories.getInstance().getBodyfactory().format(<a name="line.44"></a>
<FONT color="green">045</FONT>          sensordata.getTimestamp().toGregorianCalendar().getTime()) + " " <a name="line.45"></a>
<FONT color="green">046</FONT>          + sensordata.getSensorDataType() + " " + sensordata.getTool());<a name="line.46"></a>
<FONT color="green">047</FONT>        list.add("Timestamp=" + sensordata.getTimestamp().toXMLFormat());<a name="line.47"></a>
<FONT color="green">048</FONT>        list.add("SensorDataType=" + sensordata.getSensorDataType());<a name="line.48"></a>
<FONT color="green">049</FONT>        list.add("Tool=" + sensordata.getTool());<a name="line.49"></a>
<FONT color="green">050</FONT>        list.add("LastMod=" + sensordata.getLastMod().toXMLFormat());<a name="line.50"></a>
<FONT color="green">051</FONT>        list.add("Runtime=" + sensordata.getRuntime().toXMLFormat());<a name="line.51"></a>
<FONT color="green">052</FONT>        list.add("Resource=" + sensordata.getResource());<a name="line.52"></a>
<FONT color="green">053</FONT>        list.add("Owner=" + sensordata.getOwner());<a name="line.53"></a>
<FONT color="green">054</FONT>        for (Property p : sensordata.getProperties().getProperty()) {<a name="line.54"></a>
<FONT color="green">055</FONT>          StringBuffer property = new StringBuffer();<a name="line.55"></a>
<FONT color="green">056</FONT>          property.append(p.getKey());<a name="line.56"></a>
<FONT color="green">057</FONT>          property.append('=');<a name="line.57"></a>
<FONT color="green">058</FONT>          property.append(p.getValue());<a name="line.58"></a>
<FONT color="green">059</FONT>          list.add(property.toString());<a name="line.59"></a>
<FONT color="green">060</FONT>        }<a name="line.60"></a>
<FONT color="green">061</FONT>        return list;<a name="line.61"></a>
<FONT color="green">062</FONT>      }<a name="line.62"></a>
<FONT color="green">063</FONT>    <a name="line.63"></a>
<FONT color="green">064</FONT>      /**<a name="line.64"></a>
<FONT color="green">065</FONT>       * Return a formatted description of the requested sensor data on the specified interval.<a name="line.65"></a>
<FONT color="green">066</FONT>       * @param uri the URI for the SensorBase<a name="line.66"></a>
<FONT color="green">067</FONT>       * @param project the project of interest<a name="line.67"></a>
<FONT color="green">068</FONT>       * @param user user to authentication<a name="line.68"></a>
<FONT color="green">069</FONT>       * @param password user password for authentication<a name="line.69"></a>
<FONT color="green">070</FONT>       * @param startXmlTime of interval<a name="line.70"></a>
<FONT color="green">071</FONT>       * @param endXmlTime of interval<a name="line.71"></a>
<FONT color="green">072</FONT>       * @return Boolean array of days with data<a name="line.72"></a>
<FONT color="green">073</FONT>       * @throws RPCException if problems occur during the SensorBase procedure call<a name="line.73"></a>
<FONT color="green">074</FONT>       */<a name="line.74"></a>
<FONT color="green">075</FONT>      public ArrayList&lt;ArrayList&lt;String&gt;&gt; getMod(String uri, String project, String user, <a name="line.75"></a>
<FONT color="green">076</FONT>        String password, String startXmlTime, String endXmlTime) throws RPCException {<a name="line.76"></a>
<FONT color="green">077</FONT>        String params = "URI: " + uri + ", Project: " + project + ", User: " + user <a name="line.77"></a>
<FONT color="green">078</FONT>          + ", start: " +  startXmlTime + ", end: " +  endXmlTime + '\n';<a name="line.78"></a>
<FONT color="green">079</FONT>        log("SDV getMod: entering method\n" + params);<a name="line.79"></a>
<FONT color="green">080</FONT>        Stopwatch stopwatch = new Stopwatch();<a name="line.80"></a>
<FONT color="green">081</FONT>        stopwatch.start();  <a name="line.81"></a>
<FONT color="green">082</FONT>        EventCollection eventCollection = new EventCollection();<a name="line.82"></a>
<FONT color="green">083</FONT>        try {<a name="line.83"></a>
<FONT color="green">084</FONT>          XMLGregorianCalendar startTstamp = Tstamp.makeTimestamp(startXmlTime);<a name="line.84"></a>
<FONT color="green">085</FONT>          XMLGregorianCalendar endTstamp = Tstamp.makeTimestamp(endXmlTime);<a name="line.85"></a>
<FONT color="green">086</FONT>          SensorBaseClient client = new SensorBaseClient(uri, user, password);<a name="line.86"></a>
<FONT color="green">087</FONT>          SensorDataIndex index = client.getSensorDataIndexLastMod(user, startTstamp, endTstamp);<a name="line.87"></a>
<FONT color="green">088</FONT>          log("SDV getMod: SensorDataIndex retrieved from " + startTstamp.toXMLFormat() + " to " <a name="line.88"></a>
<FONT color="green">089</FONT>            + endTstamp.toXMLFormat() + " with " + index.getSensorDataRef().size() + " items.\n");<a name="line.89"></a>
<FONT color="green">090</FONT>          for (SensorDataRef ref : index.getSensorDataRef()) {<a name="line.90"></a>
<FONT color="green">091</FONT>            eventCollection.add(new SensorDataItem(ref));<a name="line.91"></a>
<FONT color="green">092</FONT>          }<a name="line.92"></a>
<FONT color="green">093</FONT>          log("SDV getMod: ArrayList populated with data values.\n");<a name="line.93"></a>
<FONT color="green">094</FONT>        } <a name="line.94"></a>
<FONT color="green">095</FONT>        catch (Exception e) {<a name="line.95"></a>
<FONT color="green">096</FONT>          log("SDV getMod error: " + e.getMessage());<a name="line.96"></a>
<FONT color="green">097</FONT>          ArrayList&lt;String&gt; error = new ArrayList&lt;String&gt;();<a name="line.97"></a>
<FONT color="green">098</FONT>          error.add(startXmlTime);<a name="line.98"></a>
<FONT color="green">099</FONT>          error.add("Error");<a name="line.99"></a>
<FONT color="green">100</FONT>          error.add("Sensorbase");<a name="line.100"></a>
<FONT color="green">101</FONT>          error.add(endXmlTime);<a name="line.101"></a>
<FONT color="green">102</FONT>          error.add("Name=" + e.getClass().getCanonicalName());<a name="line.102"></a>
<FONT color="green">103</FONT>          error.add("Message=" + e.getMessage());<a name="line.103"></a>
<FONT color="green">104</FONT>          //result.add(error);<a name="line.104"></a>
<FONT color="green">105</FONT>        }<a name="line.105"></a>
<FONT color="green">106</FONT>        stopwatch.stop();<a name="line.106"></a>
<FONT color="green">107</FONT>        log("SDV getMod: exiting method with execution time of " + stopwatch + '\n');<a name="line.107"></a>
<FONT color="green">108</FONT>        return eventCollection.getList(); <a name="line.108"></a>
<FONT color="green">109</FONT>      }<a name="line.109"></a>
<FONT color="green">110</FONT>      <a name="line.110"></a>
<FONT color="green">111</FONT>      /**<a name="line.111"></a>
<FONT color="green">112</FONT>       * Return a formatted description of the requested sensor data on the specified interval.<a name="line.112"></a>
<FONT color="green">113</FONT>       * @param host the URI for the SensorBase<a name="line.113"></a>
<FONT color="green">114</FONT>       * @param user user to authentication<a name="line.114"></a>
<FONT color="green">115</FONT>       * @param password user password for authentication<a name="line.115"></a>
<FONT color="green">116</FONT>       * @param hrefList the list of hrefs for the sensor data items<a name="line.116"></a>
<FONT color="green">117</FONT>       * @return String Description of the requested sensor data<a name="line.117"></a>
<FONT color="green">118</FONT>       */<a name="line.118"></a>
<FONT color="green">119</FONT>      public ArrayList&lt;ArrayList&lt;String&gt;&gt; getHrefs(String host, String user, String password, <a name="line.119"></a>
<FONT color="green">120</FONT>          List hrefList) {<a name="line.120"></a>
<FONT color="green">121</FONT>        Stopwatch stopwatch = new Stopwatch();<a name="line.121"></a>
<FONT color="green">122</FONT>        stopwatch.start();  <a name="line.122"></a>
<FONT color="green">123</FONT>        ArrayList&lt;ArrayList&lt;String&gt;&gt; result = new ArrayList&lt;ArrayList&lt;String&gt;&gt;();<a name="line.123"></a>
<FONT color="green">124</FONT>        try {<a name="line.124"></a>
<FONT color="green">125</FONT>          SensorBaseClient client = new SensorBaseClient(host, user, password);<a name="line.125"></a>
<FONT color="green">126</FONT>          for (Object obj : hrefList) {<a name="line.126"></a>
<FONT color="green">127</FONT>            String href = "";<a name="line.127"></a>
<FONT color="green">128</FONT>            if (href instanceof String) {<a name="line.128"></a>
<FONT color="green">129</FONT>              href = (String)obj;<a name="line.129"></a>
<FONT color="green">130</FONT>            }<a name="line.130"></a>
<FONT color="green">131</FONT>            String xmlTimestamp = "";<a name="line.131"></a>
<FONT color="green">132</FONT>            StringTokenizer st = new StringTokenizer(href, "/");<a name="line.132"></a>
<FONT color="green">133</FONT>            while (st.hasMoreTokens()) {<a name="line.133"></a>
<FONT color="green">134</FONT>              xmlTimestamp = st.nextToken();<a name="line.134"></a>
<FONT color="green">135</FONT>            }<a name="line.135"></a>
<FONT color="green">136</FONT>            SensorData sd = client.getSensorData(user, Tstamp.makeTimestamp(xmlTimestamp));<a name="line.136"></a>
<FONT color="green">137</FONT>            result.add(formatSensordata(sd));<a name="line.137"></a>
<FONT color="green">138</FONT>          }<a name="line.138"></a>
<FONT color="green">139</FONT>        } <a name="line.139"></a>
<FONT color="green">140</FONT>        catch (Exception e) {<a name="line.140"></a>
<FONT color="green">141</FONT>          log("SDV error: " + e.getMessage());<a name="line.141"></a>
<FONT color="green">142</FONT>        }<a name="line.142"></a>
<FONT color="green">143</FONT>        stopwatch.stop();<a name="line.143"></a>
<FONT color="green">144</FONT>        log("SDV getHrefs: exiting method with an execution time of " + stopwatch + '\n');<a name="line.144"></a>
<FONT color="green">145</FONT>        return result;<a name="line.145"></a>
<FONT color="green">146</FONT>      }<a name="line.146"></a>
<FONT color="green">147</FONT>      <a name="line.147"></a>
<FONT color="green">148</FONT>      /**<a name="line.148"></a>
<FONT color="green">149</FONT>       * Returns true if the passed host is a SensorBase host.<a name="line.149"></a>
<FONT color="green">150</FONT>       * <a name="line.150"></a>
<FONT color="green">151</FONT>       * @param host the URI for the SensorBase<a name="line.151"></a>
<FONT color="green">152</FONT>       * @return Boolean indicating if the host is a valid sensorbase<a name="line.152"></a>
<FONT color="green">153</FONT>       */<a name="line.153"></a>
<FONT color="green">154</FONT>      public Boolean isHost(String host) {<a name="line.154"></a>
<FONT color="green">155</FONT>        log("SDV checking isHost " + host + " as " + SensorBaseClient.isHost(host) + '\n');<a name="line.155"></a>
<FONT color="green">156</FONT>        return SensorBaseClient.isHost(host);<a name="line.156"></a>
<FONT color="green">157</FONT>      }<a name="line.157"></a>
<FONT color="green">158</FONT>    <a name="line.158"></a>
<FONT color="green">159</FONT>      /**<a name="line.159"></a>
<FONT color="green">160</FONT>       * Returns true if the user and password is registered as a user with this host.<a name="line.160"></a>
<FONT color="green">161</FONT>       * <a name="line.161"></a>
<FONT color="green">162</FONT>       * @param host the URI for the SensorBase<a name="line.162"></a>
<FONT color="green">163</FONT>       * @param user user to authentication<a name="line.163"></a>
<FONT color="green">164</FONT>       * @param password user password for authentication<a name="line.164"></a>
<FONT color="green">165</FONT>       * @return Boolean indicating if the user and password are valid in the sensorbase<a name="line.165"></a>
<FONT color="green">166</FONT>       */<a name="line.166"></a>
<FONT color="green">167</FONT>      public Boolean isRegistered(String host, String user, String password) {<a name="line.167"></a>
<FONT color="green">168</FONT>        log("SDV checking isRegistered, user: " + user + '\n');<a name="line.168"></a>
<FONT color="green">169</FONT>        return SensorBaseClient.isRegistered(host, user, password);<a name="line.169"></a>
<FONT color="green">170</FONT>      }<a name="line.170"></a>
<FONT color="green">171</FONT>    <a name="line.171"></a>
<FONT color="green">172</FONT>      /**<a name="line.172"></a>
<FONT color="green">173</FONT>       * Registers the user with this host.<a name="line.173"></a>
<FONT color="green">174</FONT>       * <a name="line.174"></a>
<FONT color="green">175</FONT>       * @param host the URI for the SensorBase<a name="line.175"></a>
<FONT color="green">176</FONT>       * @param user user to authentication<a name="line.176"></a>
<FONT color="green">177</FONT>       * @return Boolean indicating if the user and password are valid in the sensorbase<a name="line.177"></a>
<FONT color="green">178</FONT>       */<a name="line.178"></a>
<FONT color="green">179</FONT>      public Boolean registerUser(String host, String user) {<a name="line.179"></a>
<FONT color="green">180</FONT>        Stopwatch stopwatch = new Stopwatch();<a name="line.180"></a>
<FONT color="green">181</FONT>        stopwatch.start();  <a name="line.181"></a>
<FONT color="green">182</FONT>        log("SDV registerUser on sensorbase (" + host + ") for (" + user + ")\n");<a name="line.182"></a>
<FONT color="green">183</FONT>        Boolean result = Boolean.TRUE;<a name="line.183"></a>
<FONT color="green">184</FONT>        try {<a name="line.184"></a>
<FONT color="green">185</FONT>          log("SDV registerUser: invoking static method on client");<a name="line.185"></a>
<FONT color="green">186</FONT>          SensorBaseClient.registerUser(host, user);<a name="line.186"></a>
<FONT color="green">187</FONT>          log("SDV registerUser: returned from static method on client");<a name="line.187"></a>
<FONT color="green">188</FONT>        }<a name="line.188"></a>
<FONT color="green">189</FONT>        catch (SensorBaseClientException e) {<a name="line.189"></a>
<FONT color="green">190</FONT>          result = Boolean.FALSE;<a name="line.190"></a>
<FONT color="green">191</FONT>          log("SDV registerUser error: " + e.getMessage());<a name="line.191"></a>
<FONT color="green">192</FONT>        }<a name="line.192"></a>
<FONT color="green">193</FONT>        stopwatch.stop();<a name="line.193"></a>
<FONT color="green">194</FONT>        log("SDV registerUser: exiting method with an execution time of " + stopwatch + '\n');<a name="line.194"></a>
<FONT color="green">195</FONT>        return result;<a name="line.195"></a>
<FONT color="green">196</FONT>      }<a name="line.196"></a>
<FONT color="green">197</FONT>      <a name="line.197"></a>
<FONT color="green">198</FONT>      /**<a name="line.198"></a>
<FONT color="green">199</FONT>       * Returns the version number from the Manifest file.<a name="line.199"></a>
<FONT color="green">200</FONT>       * <a name="line.200"></a>
<FONT color="green">201</FONT>       * @return String the version number from the Manifest file.<a name="line.201"></a>
<FONT color="green">202</FONT>       */<a name="line.202"></a>
<FONT color="green">203</FONT>      public String version() {<a name="line.203"></a>
<FONT color="green">204</FONT>        String result = "Development";<a name="line.204"></a>
<FONT color="green">205</FONT>        try {<a name="line.205"></a>
<FONT color="green">206</FONT>          URL manifestURL = getServletContext().getResource("/META-INF/MANIFEST.MF");<a name="line.206"></a>
<FONT color="green">207</FONT>          if (manifestURL == null) {<a name="line.207"></a>
<FONT color="green">208</FONT>            log("SDV version: Unable to get Manifest file.\n");<a name="line.208"></a>
<FONT color="green">209</FONT>            return result;<a name="line.209"></a>
<FONT color="green">210</FONT>          }<a name="line.210"></a>
<FONT color="green">211</FONT>          Manifest mf = new Manifest(manifestURL.openStream());<a name="line.211"></a>
<FONT color="green">212</FONT>          Attributes attr = mf.getMainAttributes();<a name="line.212"></a>
<FONT color="green">213</FONT>          result = attr.getValue("Implementation-Version");<a name="line.213"></a>
<FONT color="green">214</FONT>          if (result == null) {<a name="line.214"></a>
<FONT color="green">215</FONT>            log("SDV version: Unable to get 'Implementation-Version' attribute from the Manifest.\n");<a name="line.215"></a>
<FONT color="green">216</FONT>            return result;<a name="line.216"></a>
<FONT color="green">217</FONT>          }<a name="line.217"></a>
<FONT color="green">218</FONT>        } <a name="line.218"></a>
<FONT color="green">219</FONT>        catch (Exception e) {<a name="line.219"></a>
<FONT color="green">220</FONT>          log("SDV version error: " + e.getMessage() + '\n');<a name="line.220"></a>
<FONT color="green">221</FONT>        }<a name="line.221"></a>
<FONT color="green">222</FONT>        log("SDV version: Checking manifest, version=" + result + '\n');<a name="line.222"></a>
<FONT color="green">223</FONT>        return result; <a name="line.223"></a>
<FONT color="green">224</FONT>      }<a name="line.224"></a>
<FONT color="green">225</FONT>      <a name="line.225"></a>
<FONT color="green">226</FONT>      /**<a name="line.226"></a>
<FONT color="green">227</FONT>       * Returns the host uri from the configuration file.<a name="line.227"></a>
<FONT color="green">228</FONT>       * <a name="line.228"></a>
<FONT color="green">229</FONT>       * @return String the host uri.<a name="line.229"></a>
<FONT color="green">230</FONT>       */<a name="line.230"></a>
<FONT color="green">231</FONT>      public String getHost() {<a name="line.231"></a>
<FONT color="green">232</FONT>        String result = "http://hackystat.org:9876/sensorbase";<a name="line.232"></a>
<FONT color="green">233</FONT>        try {<a name="line.233"></a>
<FONT color="green">234</FONT>          this.sensorProperties = new Properties();<a name="line.234"></a>
<FONT color="green">235</FONT>          if (this.sensorProperties == null) {<a name="line.235"></a>
<FONT color="green">236</FONT>            log("SDV props: Unable to get SDV properties file.\n");<a name="line.236"></a>
<FONT color="green">237</FONT>            return result;<a name="line.237"></a>
<FONT color="green">238</FONT>          }<a name="line.238"></a>
<FONT color="green">239</FONT>          result = this.sensorProperties.getHackystatHost();<a name="line.239"></a>
<FONT color="green">240</FONT>          if (result == null) {<a name="line.240"></a>
<FONT color="green">241</FONT>            log("SDV props: Unable to get 'Host' attribute from the properties file.\n");<a name="line.241"></a>
<FONT color="green">242</FONT>            return result;<a name="line.242"></a>
<FONT color="green">243</FONT>          }<a name="line.243"></a>
<FONT color="green">244</FONT>        } <a name="line.244"></a>
<FONT color="green">245</FONT>        catch (Exception e) {<a name="line.245"></a>
<FONT color="green">246</FONT>          log("SDV props error: " + e.getMessage() + '\n');<a name="line.246"></a>
<FONT color="green">247</FONT>        }<a name="line.247"></a>
<FONT color="green">248</FONT>        log("SDV props success: host=" + result + '\n');<a name="line.248"></a>
<FONT color="green">249</FONT>        return result; <a name="line.249"></a>
<FONT color="green">250</FONT>      }<a name="line.250"></a>
<FONT color="green">251</FONT>    }<a name="line.251"></a>




























































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